JP4663479B2 - ガスタービンロータブレード - Google Patents

ガスタービンロータブレード Download PDF

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Publication number
JP4663479B2
JP4663479B2 JP2005309403A JP2005309403A JP4663479B2 JP 4663479 B2 JP4663479 B2 JP 4663479B2 JP 2005309403 A JP2005309403 A JP 2005309403A JP 2005309403 A JP2005309403 A JP 2005309403A JP 4663479 B2 JP4663479 B2 JP 4663479B2
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JP
Japan
Prior art keywords
blade
cavity
platform
stiffener
turbine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP2005309403A
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English (en)
Japanese (ja)
Other versions
JP2006125402A5 (enExample
JP2006125402A (ja
Inventor
ジヤツク・ブリー
モーリス・ジユデ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SNECMA SAS filed Critical SNECMA SAS
Publication of JP2006125402A publication Critical patent/JP2006125402A/ja
Publication of JP2006125402A5 publication Critical patent/JP2006125402A5/ja
Application granted granted Critical
Publication of JP4663479B2 publication Critical patent/JP4663479B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades
    • F05D2240/81—Cooled platforms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2005309403A 2004-10-27 2005-10-25 ガスタービンロータブレード Expired - Lifetime JP4663479B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0411436A FR2877034B1 (fr) 2004-10-27 2004-10-27 Aube de rotor d'une turbine a gaz

Publications (3)

Publication Number Publication Date
JP2006125402A JP2006125402A (ja) 2006-05-18
JP2006125402A5 JP2006125402A5 (enExample) 2008-02-14
JP4663479B2 true JP4663479B2 (ja) 2011-04-06

Family

ID=34952822

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005309403A Expired - Lifetime JP4663479B2 (ja) 2004-10-27 2005-10-25 ガスタービンロータブレード

Country Status (4)

Country Link
US (1) US7497661B2 (enExample)
EP (1) EP1653047B1 (enExample)
JP (1) JP4663479B2 (enExample)
FR (1) FR2877034B1 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8147197B2 (en) * 2009-03-10 2012-04-03 Honeywell International, Inc. Turbine blade platform
US8133024B1 (en) 2009-06-23 2012-03-13 Florida Turbine Technologies, Inc. Turbine blade with root corner cooling
US8550783B2 (en) 2011-04-01 2013-10-08 Alstom Technology Ltd. Turbine blade platform undercut
JP2011241836A (ja) * 2011-08-02 2011-12-01 Mitsubishi Heavy Ind Ltd ガスタービン動翼のプラットフォーム冷却構造
CN102418562B (zh) * 2011-08-15 2014-04-02 清华大学 一种纤维缠绕的预应力涡轮转子
US8870525B2 (en) 2011-11-04 2014-10-28 General Electric Company Bucket assembly for turbine system
US8845289B2 (en) 2011-11-04 2014-09-30 General Electric Company Bucket assembly for turbine system
US8840370B2 (en) 2011-11-04 2014-09-23 General Electric Company Bucket assembly for turbine system
US8974182B2 (en) * 2012-03-01 2015-03-10 General Electric Company Turbine bucket with a core cavity having a contoured turn
US9745852B2 (en) 2012-05-08 2017-08-29 Siemens Aktiengesellschaft Axial rotor portion and turbine rotor blade for a gas turbine
CN105855468A (zh) * 2016-04-13 2016-08-17 东方电气集团东方汽轮机有限公司 陶瓷型壳制备方法及制备透平叶片的陶瓷型壳的制造方法
US11021961B2 (en) 2018-12-05 2021-06-01 General Electric Company Rotor assembly thermal attenuation structure and system
CN112459849B (zh) * 2020-10-27 2022-08-30 哈尔滨广瀚燃气轮机有限公司 一种用于燃气轮机涡轮叶片的冷却结构

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4244676A (en) 1979-06-01 1981-01-13 General Electric Company Cooling system for a gas turbine using a cylindrical insert having V-shaped notch weirs
JPS5979006A (ja) * 1982-10-27 1984-05-08 Hitachi Ltd ガスタ−ビン空冷翼
DE69505407T2 (de) * 1994-08-24 1999-05-27 Westinghouse Electric Corp., Pittsburgh, Pa. Gasturbinenschaufel mit gekühlter plattform
KR100364183B1 (ko) * 1994-10-31 2003-02-19 웨스팅하우스 일렉트릭 코포레이션 냉각된플랫폼을구비한가스터빈블레이드
JP3758792B2 (ja) * 1997-02-25 2006-03-22 三菱重工業株式会社 ガスタービン動翼のプラットフォーム冷却機構
JP3316418B2 (ja) * 1997-06-12 2002-08-19 三菱重工業株式会社 ガスタービン冷却動翼
CA2262064C (en) * 1998-02-23 2002-09-03 Mitsubishi Heavy Industries, Ltd. Gas turbine moving blade platform
US6190130B1 (en) * 1998-03-03 2001-02-20 Mitsubishi Heavy Industries, Ltd. Gas turbine moving blade platform
JP3426952B2 (ja) * 1998-03-03 2003-07-14 三菱重工業株式会社 ガスタービン動翼のプラットフォーム
CA2231988C (en) * 1998-03-12 2002-05-28 Mitsubishi Heavy Industries, Ltd. Gas turbine blade
US6210111B1 (en) * 1998-12-21 2001-04-03 United Technologies Corporation Turbine blade with platform cooling
KR100694370B1 (ko) * 1999-05-14 2007-03-12 제너럴 일렉트릭 캄파니 터빈 노즐의 내측 및 외측 밴드에서 온도 부정합을 제어하는 장치 및 내측 또는 외측 밴드의 벽과 커버 사이의 온도 차이를 감소시키는 방법
US6390774B1 (en) * 2000-02-02 2002-05-21 General Electric Company Gas turbine bucket cooling circuit and related process
FR2835015B1 (fr) * 2002-01-23 2005-02-18 Snecma Moteurs Aube mobile de turbine haute pression munie d'un bord de fuite au comportement thermique ameliore
GB2395987B (en) * 2002-12-02 2005-12-21 Alstom Turbine blade with cooling bores
JP3776897B2 (ja) * 2003-07-31 2006-05-17 三菱重工業株式会社 ガスタービン動翼のプラットフォーム冷却機構
US6923616B2 (en) * 2003-09-02 2005-08-02 General Electric Company Methods and apparatus for cooling gas turbine engine rotor assemblies
US6945749B2 (en) * 2003-09-12 2005-09-20 Siemens Westinghouse Power Corporation Turbine blade platform cooling system
US7097417B2 (en) * 2004-02-09 2006-08-29 Siemens Westinghouse Power Corporation Cooling system for an airfoil vane
GB0405679D0 (en) * 2004-03-13 2004-04-21 Rolls Royce Plc A mounting arrangement for turbine blades

Also Published As

Publication number Publication date
EP1653047A3 (fr) 2011-09-07
EP1653047A2 (fr) 2006-05-03
JP2006125402A (ja) 2006-05-18
US7497661B2 (en) 2009-03-03
EP1653047B1 (fr) 2015-04-29
FR2877034A1 (fr) 2006-04-28
US20060088416A1 (en) 2006-04-27
FR2877034B1 (fr) 2009-04-03

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